package edu.cuc.chap04;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;

import java.io.UnsupportedEncodingException;

/**
 * Created by bingruiqi on 2017/9/12.
 */
public class TimeClientHandler extends ChannelInboundHandlerAdapter {
	private int counter;
	private byte[] req;

	public TimeClientHandler() throws UnsupportedEncodingException {
		req = ("QUERY DATE ORDER" + System.getProperty("line.separator")).getBytes("UTF-8");
	}

	@Override
	public void channelActive(ChannelHandlerContext ctx) throws Exception {
		System.out.println("连接成功");
		ByteBuf message = null;
		for (int i = 0; i < 100; i++) {
			message = Unpooled.buffer(req.length);
			message.writeBytes(req);
			ctx.writeAndFlush(message);
		}
	}

	@Override
	public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
//		ByteBuf buf = (ByteBuf) msg;
//		byte[] req = new byte[buf.readableBytes()];
//		buf.readBytes(req);
//		String body = new String(req, "UTF-8");
		String body = (String) msg;
		System.out.println("Now day is " + body + " counter is " + ++counter);
	}

	@Override
	public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
		ctx.flush();
	}

	@Override
	public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
		super.exceptionCaught(ctx, cause);
		ctx.close();
	}
}
